{"code":"N80.51","type":"code","title":"Endometriosis of the rectum","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":[],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"sibling_codes":["N80.511","N80.512","N80.519"],"inclusionTerms":[],"sibling_titles":{"code":"N80.519","title":"Endometriosis of the rectum, unspecified depth","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Endometriosis of the rectum is a non-billable ICD-10-CM category code (N80.51). A more specific billable subcode must be selected for claims submission.","officialDefinition":"Endometriosis of the rectum is a non-billable ICD-10-CM category code (N80.51). A more specific billable subcode must be selected for claims submission.","seventhCharacterInstructions":[],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}